322122220 has 48 divisors (see below), whose sum is σ = 774704448. Its totient is φ = 110211840.

The previous prime is 322122191. The next prime is 322122221. The reversal of 322122220 is 22221223.

It is a super-3 number, since 3×322122220³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 322122194 and 322122203.

It is not an unprimeable number, because it can be changed into a prime (322122221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73614 + ... + 77866.

It is an arithmetic number, because the mean of its divisors is an integer number (16139676).

Almost surely, 2^322122220 is an apocalyptic number.

It is an amenable number.

322122220 is an abundant number, since it is smaller than the sum of its proper divisors (452582228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

322122220 is a wasteful number, since it uses less digits than its factorization.

322122220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4810 (or 4808 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 322122220 is about 17947.7636489898. The cubic root of 322122220 is about 685.4991087826.

Adding to 322122220 its reverse (22221223), we get a palindrome (344343443).

The spelling of 322122220 in words is "three hundred twenty-two million, one hundred twenty-two thousand, two hundred twenty".